export function hexToRGB(hex: string, alpha?: number): string { const r = parseInt(hex.slice(1, 3), 16); const g = parseInt(hex.slice(3, 5), 16); const b = parseInt(hex.slice(5, 7), 16); if (alpha) { return `rgba(${r},${g},${b}, ${alpha})`; } else { return `rgb(${r},${g},${b})`; } }